Snowflake CEO Steps Aside Richer Than Tim Cook or Satya Nadella

Frank Slootman, who just stepped down as Snowflake Inc. chief executive officer, isn’t a name that springs to mind as one of the tech industry’s most prominent CEOs. But Slootman has parlayed his time atop three companies into a net worth higher than tech leaders like Apple Inc.’s Tim Cook or Microsoft Corp.’s Satya Nadella.

As Slootman leaves his CEO post at the software company, he has a fortune of about $3.7 billion, according to the Bloomberg Billionaires Index. That tops Cook, who is worth about $2 billion, and Nadella, who was not yet a billionaire as ...